2145800

素因数分解:

$2^3\times 5^2\times {\mathrm{10729}}^1$

素因数の和:10745

約数の個数: 24

約数和(自身を含む): 4989450

約数和(自身を除く): 2843650

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 10729, 21458, 42916, 53645, 85832, 107290, 214580, 268225, 429160, 536450, 1072900, 2145800]

約数ペア:

[(1, 2145800), (2, 1072900), (4, 536450), (5, 429160), (8, 268225), (10, 214580), (20, 107290), (25, 85832), (40, 53645), (50, 42916), (100, 21458), (200, 10729)]